These hornbills make their nests inside tree trunks, and the female stays inside with the eggs and then with the chicks, while the male brings them food. The courtship and bonding of these birds are critical, as the female must trust the male to provide her with everything when she is incubating and raising chicks. ( November 2016) ( Learn how and when to remove this template message) Unsourced material may be challenged and removed. Please help improve this section by adding citations to reliable sources.
